/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.android.apps.common.testing.suite.filter;

import com.beust.jcommander.JCommander;
import com.google.android.apps.common.testing.broker.BrokeredDevice;
import com.google.android.apps.common.testing.proto.TestInfo.InfoPb;
import com.google.common.base.Function;
import com.google.common.base.Predicate;

/** A filter that uses JCommander to parse test args. */
abstract class FlagParsingFilter implements Function<BrokeredDevice, Predicate<InfoPb>> {

  private boolean flagsParsed = false;

  public final boolean flagsParsed() {
    return flagsParsed;
  }

  public final void parse(String[] testArgs) {
    JCommander jCommander = new JCommander(this);
    jCommander.setAcceptUnknownOptions(true);
    jCommander.setAllowParameterOverwriting(true);
    jCommander.parse(testArgs);
    flagsParsed = true;
  }
}
